Pulse generation circuit, pulse generator, and medical device

A pulse generation circuit comprising:

• a control circuit, a high-voltage power supply circuit, a working power supply circuit a pulse switch circuit, a plurality of photoelectric isolation drive circuits and a plurality of magnetic isolation power supply circuits,
• wherein the pulse switch circuit comprises a plurality of power switches connected in series between the high-voltage power supply circuit and a ground terminal, and the pulse switch circuit is configured to generate and output a high-voltage pulse signal by turning on or off the plurality of the power switches based on a driving voltage provided by the high-voltage power supply circuit;
• wherein the photoelectric isolation drive circuits are equal in number to the power switches and correspond to the power switches in a one-to-one corresponding relationship, each of the photoelectric isolation drive circuits is individually connected between a corresponding power switch and the control circuit, and the photoelectric isolation drive circuit is configured to control the turning on or off of the corresponding power switch according to a received switch control signal output by the control circuit;
• and
• wherein the magnetic isolation power supply circuits are equal in number to the photoelectric isolation drive circuits and correspond to the photoelectric isolation drive circuits in a one-to-one corresponding relationship, each of the magnetic isolation power supply circuits is individually connected to a corresponding photoelectric isolation drive circuit, each of the magnetic isolation power supply circuits is connected in series between the working power supply circuit and the ground terminal, and the magnetic isolation power supply circuit is configured to supply power to the corresponding photoelectric isolation drive circuit based on a working voltage provided by the working power supply circuit.